static final IMethod[] hierarchyDeclaresMethodName(
IProgressMonitor pm, ITypeHierarchy hierarchy, IMethod method, String newName)
throws CoreException {
try {
Set<IMethod> result = new HashSet<>();
IType type = method.getDeclaringType();
IMethod foundMethod =
Checks.findMethod(newName, method.getParameterTypes().length, false, type);
if (foundMethod != null) result.add(foundMethod);
IMethod[] foundInHierarchyClasses =
classesDeclareMethodName(
hierarchy, Arrays.asList(hierarchy.getAllClasses()), method, newName);
if (foundInHierarchyClasses != null) result.addAll(Arrays.asList(foundInHierarchyClasses));
IType[] implementingClasses = hierarchy.getImplementingClasses(type);
IMethod[] foundInImplementingClasses =
classesDeclareMethodName(hierarchy, Arrays.asList(implementingClasses), method, newName);
if (foundInImplementingClasses != null)
result.addAll(Arrays.asList(foundInImplementingClasses));
return result.toArray(new IMethod[result.size()]);
} finally {
if (pm != null) {
pm.done();
}
}
}
/*
* @see TypeHierarchyContentProvider.getTypesInHierarchy
*/
@Override
protected final void getTypesInHierarchy(IType type, List<IType> res) {
ITypeHierarchy hierarchy = getHierarchy();
if (hierarchy != null) {
IType[] types = hierarchy.getSubtypes(type);
if (isObject(type)) {
for (int i = 0; i < types.length; i++) {
IType curr = types[i];
if (!isAnonymousFromInterface(
curr)) { // no anonymous classes on 'Object' -> will be children of interface
res.add(curr);
}
}
} else {
boolean isHierarchyOnType = (hierarchy.getType() != null);
boolean isClass = !Flags.isInterface(hierarchy.getCachedFlags(type));
if (isClass || isHierarchyOnType) {
for (int i = 0; i < types.length; i++) {
res.add(types[i]);
}
} else {
for (int i = 0; i < types.length; i++) {
IType curr = types[i];
// no classes implementing interfaces, only if anonymous
if (Flags.isInterface(hierarchy.getCachedFlags(curr)) || isAnonymous(curr)) {
res.add(curr);
}
}
}
}
}
}
/**
* Returns all activities found in the given project (including those in libraries, except for
* android.jar itself)
*
* @param project the project
* @return a list of activity classes as fully qualified class names
*/
@SuppressWarnings("restriction") // BinaryType
@NonNull
public static List<String> getProjectActivities(IProject project) {
final List<String> activities = new ArrayList<String>();
try {
final IJavaProject javaProject = BaseProjectHelper.getJavaProject(project);
if (javaProject != null) {
IType[] activityTypes = new IType[0];
IType activityType = javaProject.findType(SdkConstants.CLASS_ACTIVITY);
if (activityType != null) {
ITypeHierarchy hierarchy =
activityType.newTypeHierarchy(javaProject, new NullProgressMonitor());
activityTypes = hierarchy.getAllSubtypes(activityType);
for (IType type : activityTypes) {
if (type instanceof BinaryType
&& (type.getClassFile() == null || type.getClassFile().getResource() == null)) {
continue;
}
activities.add(type.getFullyQualifiedName());
}
}
}
} catch (CoreException e) {
AdtPlugin.log(e, null);
}
return activities;
}
/** {@inheritDoc} */
public Object[] getChildren(Object element) {
// AspectJ Change begin
if (element instanceof ICompilationUnit) {
element = AJCompilationUnitManager.mapToAJCompilationUnit((ICompilationUnit) element);
}
// AspectJ Change end
if (fShowOnlyMainType) {
if (element instanceof ICompilationUnit) {
element = getMainType((ICompilationUnit) element);
} else if (element instanceof IClassFile) {
element = getMainType((IClassFile) element);
}
if (element == null) return NO_CHILDREN;
}
if (fShowInheritedMembers && element instanceof IType) {
IType type = (IType) element;
if (type.getDeclaringType() == null) {
ITypeHierarchy th = getSuperTypeHierarchy(type);
if (th != null) {
List children = new ArrayList();
IType[] superClasses = th.getAllSupertypes(type);
children.addAll(Arrays.asList(super.getChildren(type)));
for (int i = 0, scLength = superClasses.length; i < scLength; i++)
children.addAll(Arrays.asList(super.getChildren(superClasses[i])));
return children.toArray();
}
}
}
return super.getChildren(element);
}
public List<IType> getSupertypes() throws JavaModelException {
ITypeHierarchy typeHierarchy = SuperTypeHierarchyCache.getTypeHierarchy(_type);
List<IType> types = new LinkedList<IType>();
types.add(_type);
for (IType type : typeHierarchy.getAllSupertypes(_type)) {
types.add(type);
}
return types;
}
@Override
protected IType getParentType(IType type) {
ITypeHierarchy hierarchy = getHierarchy();
if (hierarchy != null) {
return hierarchy.getSuperclass(type);
// don't handle interfaces
}
return null;
}
private int getDepth(ITypeHierarchy hierarchy, IType input) {
int count = 0;
IType superType = hierarchy.getSuperclass(input);
while (superType != null) {
count++;
superType = hierarchy.getSuperclass(superType);
}
return count;
}
public int getExpandLevel() {
ITypeHierarchy hierarchy = getHierarchy();
if (hierarchy != null) {
IType input = hierarchy.getType();
if (input != null) {
return getDepth(hierarchy, input) + 2;
} else {
return 5;
}
}
return 2;
}
public List<IType> getSubtypesInProject(IJavaProject project) throws JavaModelException {
// System.out.println("TypeCache.getSubtypesOf: " + type.getFullyQualifiedName() + " (hits=" +
// SubTypeHierarchyCache.getCacheHits() + ",misses=" + SubTypeHierarchyCache.getCacheMisses()
// + ")");
ITypeHierarchy typeHierarchy =
SubTypeHierarchyCache.getTypeHierarchyInProject(_type, project);
List<IType> types = new LinkedList<IType>();
IType[] subtypes = typeHierarchy.getAllSubtypes(_type);
for (int subtypeNum = subtypes.length - 1; subtypeNum >= 0; subtypeNum--) {
types.add(subtypes[subtypeNum]);
}
types.add(_type);
return types;
}
/*
* Ensure that the hierarchy using a working copy owner doesn't have primary working copy owner type
* that are hidden by a type of the working copy owner
* (regression test for bug 133372 [hierarchy] Type hierarchy returns type twice if executed on working copy layer)
*/
public void testHierarchy() throws CoreException {
try {
createFile("/P/Y.java", "public class Y extends X {\n" + "}");
WorkingCopyOwner owner = new TestWorkingCopyOwner();
this.workingCopy =
getCompilationUnit("/P/Y.java").getWorkingCopy(owner, null /*no progress*/);
IType focus = getCompilationUnit("/P/X.java").getType("X");
ITypeHierarchy hierarchy = focus.newTypeHierarchy(owner, null /*no progress*/);
IType[] subtypes = hierarchy.getSubtypes(focus);
assertTypesEqual("Unexpected types", "Y\n", subtypes);
} finally {
deleteFile("/P/Y.java");
}
}
/**
* @param progressMonitor
* @param uriMappings
* @param resource
* @param methodsStack
* @throws CoreException
*/
private void resolveResourcesUriMappings(
final Resource resource,
final String uriTemplateFragment,
final Map<ResolvedUriMapping, Stack<ResourceMethod>> uriMappings,
final Stack<ResourceMethod> methodsStack,
final IProgressMonitor progressMonitor)
throws CoreException {
// resource resourceMethods and subresources resourceMethods are treated the same way
for (ResourceMethod resourceMethod : resource.getAllMethods()) {
String uriPathTemplate =
resolveURIPathTemplate(uriTemplateFragment, resource, resourceMethod);
MediaTypeCapabilities mediaTypeCapabilities =
resolveMediaTypeCapabilities(resource, resourceMethod);
UriMapping resourceUriMapping = resourceMethod.getUriMapping();
ResolvedUriMapping uriMapping =
new ResolvedUriMapping(
resourceUriMapping.getHTTPMethod(),
uriPathTemplate,
resourceUriMapping.getQueryParams(),
mediaTypeCapabilities);
@SuppressWarnings("unchecked")
Stack<ResourceMethod> stack = (Stack<ResourceMethod>) methodsStack.clone();
stack.add(resourceMethod);
uriMappings.put(uriMapping, stack);
}
// TODO : verify support chain of subresource locators
// TODO : stack resourceMethods and detect+prevent cycles
for (ResourceMethod resourceMethod : resource.getSubresourceLocators()) {
String uriPathTemplate =
resolveURIPathTemplate(uriTemplateFragment, resource, resourceMethod);
IType returnType = resourceMethod.getReturnType();
if (returnType == null) {
continue;
}
ITypeHierarchy subresourceTypeHierarchy =
JdtUtils.resolveTypeHierarchy(returnType, false, progressMonitor);
for (IType subresourceType : subresourceTypeHierarchy.getSubtypes(returnType)) {
Resource subresource = getByType(subresourceType);
if (subresource != null && !subresource.isRootResource()) {
@SuppressWarnings("unchecked")
Stack<ResourceMethod> stack = (Stack<ResourceMethod>) methodsStack.clone();
stack.add(resourceMethod);
resolveResourcesUriMappings(
subresource, uriPathTemplate, uriMappings, stack, progressMonitor);
}
}
}
}
/* (non-Javadoc)
* @see org.eclipse.jdt.internal.ui.typehierarchy.TypeHierarchyContentProvider#getRootTypes(java.util.List)
*/
@Override
protected final void getRootTypes(List<IType> res) {
ITypeHierarchy hierarchy = getHierarchy();
if (hierarchy != null) {
IType input = hierarchy.getType();
if (input == null) {
IType[] classes = hierarchy.getRootClasses();
for (int i = 0; i < classes.length; i++) {
res.add(classes[i]);
}
IType[] interfaces = hierarchy.getRootInterfaces();
for (int i = 0; i < interfaces.length; i++) {
res.add(interfaces[i]);
}
} else {
if (Flags.isInterface(hierarchy.getCachedFlags(input))) {
res.add(input);
} else if (isAnonymousFromInterface(input)) {
res.add(hierarchy.getSuperInterfaces(input)[0]);
} else {
IType[] roots = hierarchy.getRootClasses();
for (int i = 0; i < roots.length; i++) {
if (isObject(roots[i])) {
res.add(roots[i]);
return;
}
}
res.addAll(Arrays.asList(roots)); // something wrong with the hierarchy
}
}
}
}
/*
* Create the list of focused jars or projects.
*/
private static IJavaElement[] getFocusedElementsAndTypes(
SearchPattern pattern, IJavaElement focusElement, ObjectVector superTypes)
throws JavaModelException {
if (pattern instanceof MethodPattern) {
// For method pattern, it needs to walk along the focus type super hierarchy
// and add jars/projects of all the encountered types.
IType type = (IType) pattern.focus.getAncestor(IJavaElement.TYPE);
MethodPattern methodPattern = (MethodPattern) pattern;
String selector = new String(methodPattern.selector);
int parameterCount = methodPattern.parameterCount;
ITypeHierarchy superHierarchy = type.newSupertypeHierarchy(null);
IType[] allTypes = superHierarchy.getAllSupertypes(type);
int length = allTypes.length;
SimpleSet focusSet = new SimpleSet(length + 1);
if (focusElement != null) focusSet.add(focusElement);
for (int i = 0; i < length; i++) {
IMethod[] methods = allTypes[i].getMethods();
int mLength = methods.length;
for (int m = 0; m < mLength; m++) {
if (parameterCount == methods[m].getNumberOfParameters()
&& methods[m].getElementName().equals(selector)) {
IPackageFragmentRoot root =
(IPackageFragmentRoot) allTypes[i].getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
IJavaElement element = root.isArchive() ? root : root.getParent();
focusSet.add(element);
if (superTypes != null) superTypes.add(allTypes[i]);
break;
}
}
}
// Rebuilt a contiguous array
IJavaElement[] focuses = new IJavaElement[focusSet.elementSize];
Object[] values = focusSet.values;
int count = 0;
for (int i = values.length; --i >= 0; ) {
if (values[i] != null) {
focuses[count++] = (IJavaElement) values[i];
}
}
return focuses;
}
if (focusElement == null) return new IJavaElement[0];
return new IJavaElement[] {focusElement};
}
private void checkOverridden(RefactoringStatus status, IProgressMonitor pm)
throws JavaModelException {
pm.beginTask("", 9); // $NON-NLS-1$
pm.setTaskName(RefactoringCoreMessages.InlineMethodRefactoring_checking_overridden);
MethodDeclaration decl = fSourceProvider.getDeclaration();
IMethod method = (IMethod) decl.resolveBinding().getJavaElement();
if (method == null || Flags.isPrivate(method.getFlags())) {
pm.worked(8);
return;
}
IType type = method.getDeclaringType();
ITypeHierarchy hierarchy = type.newTypeHierarchy(new SubProgressMonitor(pm, 6));
checkSubTypes(status, method, hierarchy.getAllSubtypes(type), new SubProgressMonitor(pm, 1));
checkSuperClasses(
status, method, hierarchy.getAllSuperclasses(type), new SubProgressMonitor(pm, 1));
checkSuperInterfaces(
status, method, hierarchy.getAllSuperInterfaces(type), new SubProgressMonitor(pm, 1));
pm.setTaskName(""); // $NON-NLS-1$
}
/**
* Remembers the selection of a right hand side type (proposal type) for a certain left hand side
* (expected type) in content assist.
*
* @param lhs the left hand side / expected type
* @param rhs the selected right hand side
*/
public void remember(IType lhs, IType rhs) {
Assert.isLegal(lhs != null);
Assert.isLegal(rhs != null);
try {
if (!isCacheableRHS(rhs)) return;
ITypeHierarchy hierarchy = rhs.newSupertypeHierarchy(getProgressMonitor());
if (hierarchy.contains(lhs)) {
// TODO remember for every member of the LHS hierarchy or not? Yes for now.
IType[] allLHSides = hierarchy.getAllSupertypes(lhs);
String rhsQualifiedName = rhs.getFullyQualifiedName();
for (int i = 0; i < allLHSides.length; i++)
rememberInternal(allLHSides[i], rhsQualifiedName);
rememberInternal(lhs, rhsQualifiedName);
}
} catch (JavaModelException x) {
JavaPlugin.log(x);
}
}
/**
* Finds a method declaration in a type's hierarchy. The search is top down, so this returns the
* first declaration of the method in the hierarchy. This searches for a method with a name and
* signature. Parameter types are only compared by the simple name, no resolving for the fully
* qualified type name is done. Constructors are only compared by parameters, not the name.
*
* @param type Searches in this type's supertypes.
* @param name The name of the method to find
* @param paramTypes The type signatures of the parameters e.g. <code>{"QString;","I"}</code>
* @param isConstructor If the method is a constructor
* @return The first method found or null, if nothing found
*/
private static IMethod findMethodDeclarationInHierarchy(
ITypeHierarchy hierarchy, IType type, String name, String[] paramTypes, boolean isConstructor)
throws JavaModelException {
IType[] superTypes = hierarchy.getAllSupertypes(type);
for (int i = superTypes.length - 1; i >= 0; i--) {
IMethod first = JavaModelUtil.findMethod(name, paramTypes, isConstructor, superTypes[i]);
if (first != null && !Flags.isPrivate(first.getFlags())) {
// the order getAllSupertypes does make assumptions of the order of inner elements -> search
// recursively
IMethod res =
findMethodDeclarationInHierarchy(
hierarchy, first.getDeclaringType(), name, paramTypes, isConstructor);
if (res != null) {
return res;
}
return first;
}
}
return null;
}
// -------
private static IMethod[] classesDeclareMethodName(
ITypeHierarchy hier, List<IType> classes, IMethod method, String newName)
throws CoreException {
Set<IMethod> result = new HashSet<>();
IType type = method.getDeclaringType();
List<IType> subtypes = Arrays.asList(hier.getAllSubtypes(type));
int parameterCount = method.getParameterTypes().length;
boolean isMethodPrivate = JdtFlags.isPrivate(method);
for (Iterator<IType> iter = classes.iterator(); iter.hasNext(); ) {
IType clazz = iter.next();
IMethod[] methods = clazz.getMethods();
boolean isSubclass = subtypes.contains(clazz);
for (int j = 0; j < methods.length; j++) {
IMethod foundMethod =
Checks.findMethod(newName, parameterCount, false, new IMethod[] {methods[j]});
if (foundMethod == null) continue;
if (isSubclass || type.equals(clazz)) result.add(foundMethod);
else if ((!isMethodPrivate) && (!JdtFlags.isPrivate(methods[j]))) result.add(foundMethod);
}
}
return result.toArray(new IMethod[result.size()]);
}
public static XArrayList<IJavaElement> getSuperInterfaces(IJavaElement type) throws Exception {
ITypeHierarchy h = ((IType) type).newTypeHierarchy(null);
return IJavaElementAnalyzer.convertArray2XArrayList(h.getSuperInterfaces((IType) type));
}